Soundwire: intel_init: save Slave(s) _ADR info in sdw_intel_ctx (a8184403) · Commits · 戴 / test

Save ACPI information in context so that we can match machine driver with sdw _ADR matching tables. Suggested-by:

drivers/soundwire/intel_init.c

+24 −0

Original line number	Diff line number	Diff line
		@@ -188,7 +188,11 @@ static struct sdw_intel_ctx
		struct sdw_intel_link_res *link;
		struct sdw_intel_ctx *ctx;
		struct acpi_device *adev;
		struct sdw_slave *slave;
		struct list_head *node;
		struct sdw_bus *bus;
		u32 link_mask;
		int num_slaves = 0;
		int count;
		int i;

		@@ -265,6 +269,26 @@ static struct sdw_intel_ctx
		link->cdns = platform_get_drvdata(pdev);

		list_add_tail(&link->list, &ctx->link_list);
		bus = &link->cdns->bus;
		/* Calculate number of slaves */
		list_for_each(node, &bus->slaves)
		num_slaves++;
		}

		ctx->ids = devm_kcalloc(&adev->dev, num_slaves,
		sizeof(*ctx->ids), GFP_KERNEL);
		if (!ctx->ids)
		goto err;

		ctx->num_slaves = num_slaves;
		i = 0;
		list_for_each_entry(link, &ctx->link_list, list) {
		bus = &link->cdns->bus;
		list_for_each_entry(slave, &bus->slaves, node) {
		ctx->ids[i].id = slave->id;
		ctx->ids[i].link_id = bus->link_id;
		i++;
		}
		}

		return ctx;